diff options
Diffstat (limited to 'src/H5Zscaleoffset.c')
| -rw-r--r-- | src/H5Zscaleoffset.c | 112 |
1 files changed, 56 insertions, 56 deletions
diff --git a/src/H5Zscaleoffset.c b/src/H5Zscaleoffset.c index b86d785..37f5675 100644 --- a/src/H5Zscaleoffset.c +++ b/src/H5Zscaleoffset.c @@ -13,16 +13,16 @@ #include "H5Zmodule.h" /* This source code file is part of the H5Z module */ -#include "H5private.h" /* Generic Functions */ -#include "H5ACprivate.h" /* Metadata cache */ -#include "H5Eprivate.h" /* Error handling */ -#include "H5Iprivate.h" /* IDs */ -#include "H5MMprivate.h" /* Memory management */ +#include "H5private.h" /* Generic Functions */ +#include "H5ACprivate.h" /* Metadata cache */ +#include "H5Eprivate.h" /* Error handling */ +#include "H5Iprivate.h" /* IDs */ +#include "H5MMprivate.h" /* Memory management */ #include "H5Pprivate.h" /* Property lists */ #include "H5Oprivate.h" /* Object headers */ -#include "H5Sprivate.h" /* Dataspaces */ -#include "H5Tprivate.h" /* Datatypes */ -#include "H5Zpkg.h" /* Data filters */ +#include "H5Sprivate.h" /* Dataspaces */ +#include "H5Tprivate.h" /* Datatypes */ +#include "H5Zpkg.h" /* Data filters */ /* Struct of parameters needed for compressing/decompressing one atomic datatype */ typedef struct { @@ -78,13 +78,13 @@ static void H5Z_scaleoffset_compress(unsigned char *data, unsigned d_nelmts, uns /* This message derives from H5Z */ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{ H5Z_CLASS_T_VERS, /* H5Z_class_t version */ - H5Z_FILTER_SCALEOFFSET, /* Filter id number */ + H5Z_FILTER_SCALEOFFSET, /* Filter id number */ 1, /* Assume encoder present: check before registering */ 1, /* decoder_present flag (set to true) */ - "scaleoffset", /* Filter name for debugging */ - H5Z_can_apply_scaleoffset, /* The "can apply" callback */ + "scaleoffset", /* Filter name for debugging */ + H5Z_can_apply_scaleoffset, /* The "can apply" callback */ H5Z_set_local_scaleoffset, /* The "set local" callback */ - H5Z_filter_scaleoffset, /* The actual filter function */ + H5Z_filter_scaleoffset, /* The actual filter function */ }}; /* Local macros */ @@ -665,15 +665,15 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{ H5Z_scaleoffset_modify_4(i, type, pow_fun, buf, d_nelmts, min, D_val) \ } - + /*------------------------------------------------------------------------- - * Function: H5Z_can_apply_scaleoffset + * Function: H5Z_can_apply_scaleoffset * - * Purpose: Check the parameters for scaleoffset compression for + * Purpose: Check the parameters for scaleoffset compression for * validity and whether they fit a particular dataset. * - * Return: Success: Non-negative - * Failure: Negative + * Return: Success: Non-negative + * Failure: Negative * * Programmer: Xiaowen Wu * Friday, February 4, 2005 @@ -685,7 +685,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{ static htri_t H5Z_can_apply_scaleoffset(hid_t H5_ATTR_UNUSED dcpl_id, hid_t type_id, hid_t H5_ATTR_UNUSED space_id) { - const H5T_t *type; /* Datatype */ + const H5T_t *type; /* Datatype */ H5T_class_t dtype_class; /* Datatype's class */ H5T_order_t dtype_order; /* Datatype's endianness order */ htri_t ret_value = TRUE; /* Return value */ @@ -694,20 +694,20 @@ H5Z_can_apply_scaleoffset(hid_t H5_ATTR_UNUSED dcpl_id, hid_t type_id, hid_t H5_ /* Get datatype */ if(NULL == (type = (H5T_t *)H5I_object_verify(type_id, H5I_DATATYPE))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a datatype") + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a datatype") /* Get datatype's class, for checking the "datatype class" */ if((dtype_class = H5T_get_class(type, TRUE)) == H5T_NO_CLASS) - HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, FAIL, "bad datatype class") + HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, FAIL, "bad datatype class") /* Get datatype's size, for checking the "datatype size" */ if(H5T_get_size(type) == 0) - HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, FAIL, "bad datatype size") + HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, FAIL, "bad datatype size") if(dtype_class == H5T_INTEGER || dtype_class == H5T_FLOAT) { /* Get datatype's endianness order */ if((dtype_order = H5T_get_order(type)) == H5T_ORDER_ERROR) - HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, FAIL, "can't retrieve datatype endianness order") + HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, FAIL, "can't retrieve datatype endianness order") /* Range check datatype's endianness order */ if(dtype_order != H5T_ORDER_LE && dtype_order != H5T_ORDER_BE) @@ -719,17 +719,17 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5Z_can_apply_scaleoffset() */ - + /*------------------------------------------------------------------------- - * Function: H5Z_scaleoffset_get_type + * Function: H5Z_scaleoffset_get_type * - * Purpose: Get the specific integer type based on datatype size and sign + * Purpose: Get the specific integer type based on datatype size and sign * or floating-point type based on size * - * Return: Success: id number of integer type - * Failure: 0 + * Return: Success: id number of integer type + * Failure: 0 * - * Programmer: Xiaowen Wu + * Programmer: Xiaowen Wu * Wednesday, April 13, 2005 * * Modifications: @@ -784,14 +784,14 @@ done: FUNC_LEAVE_NOAPI(ret_value) } - + /*------------------------------------------------------------------------- - * Function: H5Z_scaleoffset_set_parms_fillval + * Function: H5Z_scaleoffset_set_parms_fillval * - * Purpose: Get the fill value of the dataset and store in cd_values[] + * Purpose: Get the fill value of the dataset and store in cd_values[] * - * Return: Success: Non-negative - * Failure: Negative + * Return: Success: Non-negative + * Failure: Negative * * Programmer: Xiaowen Wu * Monday, March 7, 2005 @@ -836,17 +836,17 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5Z_scaleoffset_set_parms_fillval() */ - + /*------------------------------------------------------------------------- - * Function: H5Z_set_local_scaleoffset + * Function: H5Z_set_local_scaleoffset * - * Purpose: Set the "local" dataset parameters for scaleoffset + * Purpose: Set the "local" dataset parameters for scaleoffset * compression. * - * Return: Success: Non-negative - * Failure: Negative + * Return: Success: Non-negative + * Failure: Negative * - * Programmer: Xiaowen Wu + * Programmer: Xiaowen Wu * Friday, February 4, 2005 * * Modifications: @@ -857,8 +857,8 @@ static herr_t H5Z_set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id) { H5P_genplist_t *dcpl_plist; /* Property list pointer */ - H5T_t *type; /* Datatype */ - const H5S_t *ds; /* Dataspace */ + H5T_t *type; /* Datatype */ + const H5S_t *ds; /* Dataspace */ unsigned flags; /* Filter flags */ size_t cd_nelmts = H5Z_SCALEOFFSET_USER_NPARMS; /* Number of filter parameters */ unsigned cd_values[H5Z_SCALEOFFSET_TOTAL_NPARMS]; /* Filter parameters */ @@ -879,14 +879,14 @@ H5Z_set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id) /* Get datatype */ if(NULL == (type = (H5T_t *)H5I_object_verify(type_id, H5I_DATATYPE))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a datatype") + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a datatype") /* Initialize the parameters to a known state */ HDmemset(cd_values, 0, sizeof(cd_values)); /* Get the filter's current parameters */ if(H5P_get_filter_by_id(dcpl_plist, H5Z_FILTER_SCALEOFFSET, &flags, &cd_nelmts, cd_values, (size_t)0, NULL, NULL) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "can't get scaleoffset parameters") + HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "can't get scaleoffset parameters") /* Get dataspace */ if(NULL == (ds = (H5S_t *)H5I_object_verify(space_id, H5I_DATASPACE))) @@ -930,7 +930,7 @@ H5Z_set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id) /* Get datatype's size */ if((dtype_size = H5T_get_size(type)) == 0) - HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, FAIL, "bad datatype size") + HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, FAIL, "bad datatype size") /* Set "local" parameter for datatype size */ H5_CHECK_OVERFLOW(dtype_size, size_t, unsigned); @@ -1008,23 +1008,23 @@ H5Z_set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id) /* Modify the filter's parameters for this dataset */ if(H5P_modify_filter(dcpl_plist, H5Z_FILTER_SCALEOFFSET, flags, (size_t)H5Z_SCALEOFFSET_TOTAL_NPARMS, cd_values) < 0) - HGOTO_ERROR(H5E_PLINE, H5E_CANTSET, FAIL, "can't set local scaleoffset parameters") + HGOTO_ERROR(H5E_PLINE, H5E_CANTSET, FAIL, "can't set local scaleoffset parameters") done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5Z_set_local_scaleoffset() */ - + /*------------------------------------------------------------------------- - * Function: H5Z_filter_scaleoffset + * Function: H5Z_filter_scaleoffset * - * Purpose: Implement an I/O filter for storing packed integer + * Purpose: Implement an I/O filter for storing packed integer * data using scale and offset method. * - * Return: Success: Size of buffer filtered - * Failure: 0 + * Return: Success: Size of buffer filtered + * Failure: 0 * - * Programmer: Xiaowen Wu + * Programmer: Xiaowen Wu * Monday, February 7, 2005 * * Modifications: @@ -1051,13 +1051,13 @@ H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_value unsigned char *outbuf = NULL; /* pointer to new output buffer */ unsigned buf_offset = 21; /* buffer offset because of parameters stored in file */ unsigned i; /* index */ - parms_atomic p; /* paramters needed for compress/decompress functions */ + parms_atomic p; /* parameters needed for compress/decompress functions */ FUNC_ENTER_NOAPI_NOINIT /* check arguments */ if(cd_nelmts != H5Z_SCALEOFFSET_TOTAL_NPARMS) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, 0, "invalid scaleoffset number of paramters") + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, 0, "invalid scaleoffset number of parameters") /* Check if memory byte order matches dataset datatype byte order */ switch(H5T_native_order_g) { @@ -1107,7 +1107,7 @@ H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_value /* if scale_factor is less than 0 for integer, library will reset it to 0 * in this case, library will calculate the minimum-bits */ - if(scale_factor < 0) scale_factor = 0; + if(scale_factor < 0) scale_factor = 0; } /* fixed-minimum-bits method is not implemented and is forbidden */ @@ -1128,7 +1128,7 @@ H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_value minbits = (uint32_t)scale_factor; } - /* prepare paramters to pass to compress/decompress functions */ + /* prepare parameters to pass to compress/decompress functions */ p.size = cd_values[H5Z_SCALEOFFSET_PARM_SIZE]; p.mem_order = H5T_native_order_g; @@ -1310,7 +1310,7 @@ done: * atomic datatype is treated on byte basis */ - + /* change byte order of input buffer either from little-endian to big-endian * or from big-endian to little-endian 2/21/2005 */ |